<!DOCTYPE html>
<html>
    <head>
        <meta charset="utf-8">
        <title>Fake keypresses</title>
        <script type="text/javascript">
            window.onload = function () {
                keyPressHandler = function (e) {
                    console.log("key press: " + e.keyCode);
                }
                keyReleaseHandler = function (e) {
                    console.log("key release: " + e.keyCode);
                }
                window.addEventListener('keydown', keyPressHandler, false);
                window.addEventListener('keyup', keyReleaseHandler, false);
            }
        </script>
    </head>
    <body>
        This page logs keypresses via console.log.
    </body>
</html>
